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authorNeale Ranns <neale.ranns@cisco.com>2018-02-19 02:36:19 -0800
committerDamjan Marion <dmarion.lists@gmail.com>2018-02-19 12:21:00 +0000
commitd79a43c7f43e8b99d6eb019d69a3083c545007f1 (patch)
treee63cbb80b14fa0c1ba2c884e070125d6b76627bc /src/vnet/adj/adj_delegate.c
parentd91d14095b8ac0d3151fd8f6b03277d447029814 (diff)
Adjacency Delegate updates
- Register new type (for use from puglins) - Memory for delegate is provided by delegate provider Change-Id: I5ece86b1fe84e3028a5c853871476c4ba015b2eb Signed-off-by: Neale Ranns <neale.ranns@cisco.com>
Diffstat (limited to 'src/vnet/adj/adj_delegate.c')
-rw-r--r--src/vnet/adj/adj_delegate.c122
1 files changed, 84 insertions, 38 deletions
diff --git a/src/vnet/adj/adj_delegate.c b/src/vnet/adj/adj_delegate.c
index 0125c89f5fb..1cc7c4b94bd 100644
--- a/src/vnet/adj/adj_delegate.c
+++ b/src/vnet/adj/adj_delegate.c
@@ -22,23 +22,28 @@
*/
static adj_delegate_vft_t *ad_vfts;
+/**
+ * The value of the last dynamically allocated delegeate value
+ */
+static adj_delegate_type_t ad_max_id = ADJ_DELEGATE_BFD;
+
static adj_delegate_t *
adj_delegate_find_i (const ip_adjacency_t *adj,
adj_delegate_type_t type,
u32 *index)
{
- adj_delegate_t *delegate;
+ adj_delegate_t **delegate;
int ii;
ii = 0;
vec_foreach(delegate, adj->ia_delegates)
{
- if (delegate->ad_type == type)
+ if ((*delegate)->ad_type == type)
{
if (NULL != index)
*index = ii;
- return (delegate);
+ return (*delegate);
}
else
{
@@ -57,12 +62,14 @@ adj_delegate_get (const ip_adjacency_t *adj,
}
void
-adj_delegate_remove (ip_adjacency_t *adj,
+adj_delegate_remove (adj_index_t ai,
adj_delegate_type_t type)
{
+ ip_adjacency_t *adj;
adj_delegate_t *aed;
u32 index = ~0;
+ adj = adj_get(ai);
aed = adj_delegate_find_i(adj, type, &index);
ASSERT(NULL != aed);
@@ -74,29 +81,29 @@ static int
adj_delegate_cmp_for_sort (void * v1,
void * v2)
{
- adj_delegate_t *delegate1 = v1, *delegate2 = v2;
+ adj_delegate_t **delegate1 = v1, **delegate2 = v2;
- return (delegate1->ad_type - delegate2->ad_type);
+ return ((*delegate1)->ad_type - (*delegate2)->ad_type);
}
static void
adj_delegate_init (ip_adjacency_t *adj,
- adj_delegate_type_t type)
+ adj_delegate_type_t adt,
+ adj_delegate_t *aed)
{
- adj_delegate_t delegate = {
- .ad_adj_index = adj_get_index(adj),
- .ad_type = type,
- };
+ aed->ad_adj_index = adj_get_index(adj);
+ aed->ad_type = adt;
- vec_add1(adj->ia_delegates, delegate);
+ vec_add1(adj->ia_delegates, aed);
vec_sort_with_function(adj->ia_delegates,
adj_delegate_cmp_for_sort);
}
-adj_delegate_t *
-adj_delegate_find_or_add (ip_adjacency_t *adj,
- adj_delegate_type_t adt)
+int
+adj_delegate_add (ip_adjacency_t *adj,
+ adj_delegate_type_t adt,
+ adj_delegate_t *ad)
{
adj_delegate_t *delegate;
@@ -104,30 +111,52 @@ adj_delegate_find_or_add (ip_adjacency_t *adj,
if (NULL == delegate)
{
- adj_delegate_init(adj, adt);
+ adj_delegate_init(adj, adt, ad);
+ }
+ else
+ {
+ return (-1);
}
- return (adj_delegate_get(adj, adt));
+ return (0);
}
-void adj_delegate_vft_lock_gone (ip_adjacency_t *adj)
+void
+adj_delegate_adj_deleted (ip_adjacency_t *adj)
{
- adj_delegate_t *delegate;
- vec_foreach(delegate, adj->ia_delegates) {
- if (ad_vfts[delegate->ad_type].adv_last_lock)
- ad_vfts[delegate->ad_type].adv_last_lock(adj, delegate);
+ adj_delegate_t **delegate;
+
+ vec_foreach(delegate, adj->ia_delegates)
+ {
+ if (ad_vfts[(*delegate)->ad_type].adv_adj_deleted)
+ {
+ ad_vfts[(*delegate)->ad_type].adv_adj_deleted(*delegate);
+ }
}
+
+ vec_reset_length(adj->ia_delegates);
}
-u8 *
-format_adj_delegate (u8 * s, va_list * args)
+u8*
+adj_delegate_format (u8* s, ip_adjacency_t *adj)
{
- adj_delegate_t *aed;
+ adj_delegate_t **aed;
- aed = va_arg (*args, adj_delegate_t *);
- if (ad_vfts[aed->ad_type].adv_format)
- return ad_vfts[aed->ad_type].adv_format(aed, s);
- return format(s, "unknown delegate");
+ vec_foreach(aed, adj->ia_delegates)
+ {
+ if (ad_vfts[(*aed)->ad_type].adv_format)
+ {
+ s = format(s, "{");
+ s = ad_vfts[(*aed)->ad_type].adv_format(*aed, s);
+ s = format(s, "}");
+ }
+ else
+ {
+ s = format(s, "{unknown delegate}");
+ }
+ }
+
+ return (s);
}
/**
@@ -135,17 +164,34 @@ format_adj_delegate (u8 * s, va_list * args)
*
* Register the function table for a given type
*/
-
void
adj_delegate_register_type (adj_delegate_type_t type,
const adj_delegate_vft_t *vft)
{
- /*
- * assert that one only registration is made per-node type
- */
- if (vec_len(ad_vfts) > type)
- ASSERT(NULL == ad_vfts[type].adv_last_lock);
-
- vec_validate(ad_vfts, type);
- ad_vfts[type] = *vft;
+ /*
+ * assert that one only registration is made per-node type
+ */
+ if (vec_len(ad_vfts) > type)
+ ASSERT(NULL == ad_vfts[type].adv_adj_deleted);
+
+ vec_validate(ad_vfts, type);
+ ad_vfts[type] = *vft;
+}
+
+/**
+ * adj_delegate_register_new_type
+ *
+ * Register the function table for a new type
+ */
+adj_delegate_type_t
+adj_delegate_register_new_type (const adj_delegate_vft_t *vft)
+{
+ adj_delegate_type_t type;
+
+ type = ++ad_max_id;
+
+ vec_validate(ad_vfts, type);
+ ad_vfts[type] = *vft;
+
+ return (type);
}